我自己是用极限理解这个"等于"的。刚刚好奇问了一下我家三年级娃,她的理解是这两个不能相等,跟上面的linda2的理解一样
我自己是用极限理解这个"等于"的。刚刚好奇问了一下我家三年级娃,她的理解是这两个不能相等,跟上面的linda2的理解一样
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy